For Gem Enthusiasts

In a recent interview, Jeffery Bergman talks about his decades-long career as a sapphire expert and connoisseur and offers his advice for beginners.…

Both natural and synthetic rubies fluoresce under UV light. Learn how slight differences in fluorescence patterns can help gemologists distinguish…

Learn how lab grown sapphires are made and how gemologists can distinguish natural from synthetic sapphires.

Some famous emeralds have amazing histories. These seven gems have gone through revolutions, shipwrecks, and thefts to become crown jewels and…

How do emeralds form? Learn how the emerald growth process works and why it makes these gems rare, green, and very fragile.

Ruby and sapphire origins greatly affect the values of these prized gems. Learn where these stones occur and how inclusions can help identify their…